# http://anqing.jianzhimao.com/tiedong_zbx_0

# lists = [1,1,2,3,4,6,6,2,2,9]
# lists = list(set(lists))
# print(lists)

import numpy as np
lists = [1,1,2,3,4,6,9,6,2,2]
lists = np.unique(lists)
print(lists)